B2873 RAM Code - Left Reverse Lamp 2 Control Circuit Short
Quick Answer
The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. Common causes include Faulty Left Rear Turn Lamp Driver, Left Rear Turn Lamp Driver harness is open or shorted, Left Rear Turn Lamp Driver circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B2873 RAM indicates Left Reverse Lamp 2 Control Circuit Short.
- Common causes
- Common causes include Faulty Left Rear Turn Lamp Driver, Left Rear Turn Lamp Driver harness is open or shorted, Left Rear Turn Lamp Driver circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B2873 RAM Description
What are the Possible Causes of the DTC B2873 RAM?
- Faulty Left Rear Turn Lamp Driver
- Left Rear Turn Lamp Driver harness is open or shorted
- Left Rear Turn Lamp Driver circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B2873 RAM?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
B2873-15 LEFT REVERSE LAMP 2 CONTROL CIRCUIT SHORT TO BATTERY OR OPEN
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B2873 RAM code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about B2873 RAM Code
1. What are the common symptoms of OBDII code B2873 RAM related to the Left Reverse Lamp 2 Control Circuit Short?
Typical symptoms include the left reverse lamp not functioning, dim or flickering reverse light, or a warning light on the dashboard.
2. What are the possible causes of OBDII code B2873 RAM indicating a Left Reverse Lamp 2 Control Circuit Short?
Causes may include a faulty reverse lamp bulb, damaged wiring or connectors, a blown fuse, or issues with the reverse lamp switch.
3. How can I diagnose the OBDII code B2873 RAM for the Left Reverse Lamp 2 Control Circuit Short?
You can start by visually inspecting the reverse lamp, checking the wiring and connectors for damage, testing the reverse lamp switch, and using a multimeter to check for continuity in the circuit.
4. Can a DIY enthusiast repair OBDII code B2873 RAM associated with the Left Reverse Lamp 2 Control Circuit Short?
If you have experience with automotive electrical systems, you may be able to replace the faulty bulb, repair damaged wiring, or replace the reverse lamp switch yourself. Otherwise, it's recommended to seek professional help.
5. Are there any quick temporary fixes for OBDII code B2873 RAM due to a Left Reverse Lamp 2 Control Circuit Short?
If the issue is a blown fuse, you can temporarily replace it to get the reverse lamp working again. However, it's crucial to address the root cause to prevent further electrical problems.
6. How crucial is it to address OBDII code B2873 RAM regarding the Left Reverse Lamp 2 Control Circuit Short promptly?
Fixing this issue promptly is important for your safety and the safety of others on the road, as the reverse lamp helps indicate your vehicle's movements when reversing.
7. Should I reset the OBDII code B2873 RAM for the Left Reverse Lamp 2 Control Circuit Short after making repairs?
After fixing the issue causing the code, you should clear the code using an OBDII scanner. This will reset the warning light on the dashboard and allow you to monitor if the problem reoccurs.
8. What are the typical repair costs associated with OBDII code B2873 RAM related to the Left Reverse Lamp 2 Control Circuit Short?
The repair costs can vary depending on the exact cause of the issue. Costs may involve replacing bulbs, repairing wiring, or replacing components like the reverse lamp switch.
9. Can OBDII code B2873 RAM for the Left Reverse Lamp 2 Control Circuit Short affect other vehicle systems?
While this code specifically relates to the left reverse lamp circuit, electrical issues in one part of the vehicle can sometimes impact other systems. It's advisable to address the problem promptly to prevent further complications.
10. How can I prevent OBDII code B2873 RAM from occurring again in the future due to the Left Reverse Lamp 2 Control Circuit Short?
Regularly inspecting your vehicle's lighting system, including reverse lamps, and addressing any issues promptly can help prevent this code from reoccurring.
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